The search for survivors of a deadly Washington state mudslide grew Monday to include scores of people who were still unaccounted for as the death toll from the wall of trees, rocks and debris that swept through a rural community rose to at least 14.

Jeremiah Watt captures people dangling off boulders and surfing down mountains, highlining between cliffs and deepwater diving into the abyss. We asked Watt for his top tips for taking amazing adventure photographs, and here’s what he had to say.